# git rev-parse -q --verify 320cd018d59229ab54ad013a2bf98a9de40fe7d0^{commit} 320cd018d59229ab54ad013a2bf98a9de40fe7d0 already have revision, skipping fetch # git checkout -q -f -B kisskb 320cd018d59229ab54ad013a2bf98a9de40fe7d0 # git clean -qxdf # < git log -1 # commit 320cd018d59229ab54ad013a2bf98a9de40fe7d0 # Author: Christophe Leroy # Date: Wed Apr 8 15:58:49 2020 +0000 # # powerpc/kasan: Fix stack overflow by increasing THREAD_SHIFT # # When CONFIG_KASAN is selected, the stack usage is increased. # # In the same way as x86 and arm64 architectures, increase # THREAD_SHIFT when CONFIG_KASAN is selected. # # Fixes: 2edb16efc899 ("powerpc/32: Add KASAN support") # Reported-by: # Signed-off-by: Christophe Leroy # Signed-off-by: Michael Ellerman # Link: https://bugzilla.kernel.org/show_bug.cgi?id=207129 # Link: https://lore.kernel.org/r/2c50f3b1c9bbaa4217c9a98f3044bd2a36c46a4f.1586361277.git.christophe.leroy@c-s.fr # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version # < git log --format=%s --max-count=1 320cd018d59229ab54ad013a2bf98a9de40fe7d0 # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_83xx_mpc832x_rdb_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- 83xx/mpc832x_rdb_defconfig # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_83xx_mpc832x_rdb_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- help # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_83xx_mpc832x_rdb_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- olddefconfig # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_83xx_mpc832x_rdb_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:72:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:471:21: note: 'pdeo' was declared here /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq': /kisskb/src/drivers/tty/serial/8250/8250_core.c:247:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c:227:19: note: 'i' was declared here /kisskb/src/fs/ext4/extents.c: In function 'ext4_convert_unwritten_io_end_vec': /kisskb/src/fs/ext4/extents.c:4774:23: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/namei.c: In function 'handle_dots': /kisskb/src/fs/namei.c:1805:10: warning: 'inode' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/namei.c:1805:10: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/core/devio.c: In function 'async_completed': /kisskb/src/drivers/usb/core/devio.c:625:23: warning: 'errno' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/io_uring.c: In function '__io_sqe_files_update.isra.94': /kisskb/src/fs/io_uring.c:6701:13: warning: 'err' may be used uninitialized in this function [-Wuninitialized] INFO: Uncompressed kernel (size 0x5ff984) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x600000) INFO: Uncompressed kernel (size 0x5ef304) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x600000) Image Name: Linux-5.7.0-rc2-g320cd018d592 Created: Thu May 7 03:42:37 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 2993588 Bytes = 2923.43 KiB = 2.85 MiB Load Address: 00000000 Entry Point: 00000000 Image Name: Linux-5.7.0-rc2-g320cd018d592 Created: Thu May 7 03:42:38 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 3023349 Bytes = 2952.49 KiB = 2.88 MiB Load Address: 00600000 Entry Point: 00600290 Completed OK # rm -rf /kisskb/build/powerpc-next_83xx_mpc832x_rdb_defconfig_powerpc-gcc4.6 # Build took: 0:00:47.366185